Lesson 5.1.2
5.1.2 Schizophrenia: symptoms and explanations Quiz: Pearson Edexcel Psychology, Unit 5
20 questions
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Lesson 5.1.2, Schizophrenia: symptoms and explanations: 20 multiple choice questions for the Pearson Edexcel Psychology (9PS0), Unit 5: Clinical psychology, written with Revision Ninja.
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The 20 questions
-
Which of the following is a positive symptom of schizophrenia?
- Anhedonia
- Avolition
- Speech poverty
- Hallucinations
-
What symptom involves believing one's thoughts are placed into the mind by external forces?
- Hallucination
- Thought insertion
- Thought broadcasting
- Thought withdrawal
-
What type of symptom is a fixed false belief held despite contradictory evidence?
- Anhedonia
- Hallucination
- Delusion
- Speech poverty
-
What schizophrenia symptom is characterised by disjointed, illogical speech and disorganised thought patterns?
- Auditory hallucination
- Delusion of grandeur
- Thought insertion
- Disordered thinking
-
Which neurotransmitter is proposed to be overactive in brain pathways in schizophrenia?
- Dopamine
- Glutamate
- GABA
- Serotonin
-
What type of drugs increase dopamine levels and can induce psychotic-like symptoms?
- Beta blockers
- Dopamine antagonists
- SSRIs
- Dopamine agonists
-
Besides neurotransmitters, which biological explanation proposes that schizophrenia is passed down through family DNA?
- Social drift
- Social causation
- Genetic inheritance
- Double-bind theory
-
Which non-biological theory suggests contradictory parental communication leads to disorganised thinking in schizophrenia?
- Social drift
- Double-bind theory
- Expressed emotion
- Social causation
-
Which model proposes that an inherited biological predisposition is triggered by environmental factors?
- Social causation theory
- Double-bind model
- Stress-vulnerability model
- Dopamine hypothesis
-
Which neuroanatomical abnormality is commonly observed in brain scans of people with schizophrenia?
- Enlarged hippocampus
- Enlarged ventricles
- Reduced brainstem
- Damaged cerebellum
-
Which type of schizophrenia symptoms are poorly explained by hyperactive dopamine alone?
- Psychotic symptoms
- Catatonic symptoms
- Positive symptoms
- Negative symptoms
-
Which symptom of schizophrenia is classified as a negative symptom involving a lack of motivation?
- Avolition
- Delusion
- Thought insertion
- Hallucination
-
How are symptoms categorised if they involve an addition to normal human experience, such as hallucinations?
- Positive symptoms
- Cognitive symptoms
- Affective symptoms
- Negative symptoms
-
What family communication factor, involving high levels of criticism and hostility, is linked to relapse?
- Double bind
- Cognitive bias
- Expressed emotion
- Social causation
-
Higher concordance rates in monozygotic twins compared to dizygotic twins support which explanation of schizophrenia?
- Environmental explanation
- Psychodynamic explanation
- Genetic explanation
- Cognitive explanation
-
What is a major strength of the stress-vulnerability model of schizophrenia?
- Purely reductionist
- Holistic approach
- Deterministic nature
- Ignores environment
-
Hearing auditory perceptions without an external stimulus is which schizophrenia symptom?
- Hallucination
- Avolition
- Thought insertion
- Delusion
-
If dopamine antagonists fail to treat some schizophrenia patients, what does this suggest about the hypothesis?
- It is untestable
- It is incomplete
- It is complete
- It is invalid
-
What approach combines both biological and non-biological explanations to explain schizophrenia?
- Behaviourist approach
- Reductionist approach
- Interactionist approach
- Deterministic approach
-
What is a major weakness of using correlational family evidence to explain schizophrenia?
- Cannot establish cause
- Overemphasises genetics
- Lacks reliability
- Ignores nurture
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